Finding the Fourth Proportional to 3,257,447.64, 4,493,410.10 and 2,031,624.99
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Solution
The fourth proportional to 3,257,447.64, 4,493,410.10 and 2,031,624.99 is: 2,802,477.66
Step by Step Solution
- Step 1: Write the proportion equation
3,257,447.64 : 4,493,410.10 = 2,031,624.99 : x - Step 2: Convert to fraction form
3,257,447.64/4,493,410.10 = 2,031,624.99/x - Step 3: Cross multiply
3,257,447.64x = 4,493,410.10 × 2,031,624.99 - Step 4: Simplify right side
3,257,447.64x = 9,128,924,239,320.27 - Step 5: Solve for x
x = 9,128,924,239,320.27/3,257,447.64 - Step 6: Final answer
x = 2,802,477.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.